Tribeca Film Festival

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Hilary Duff arrives to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival. (AP Photo/Stuart Ramson)

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Tribeca Film Festival co-founders Craig Hatkoff and Jane Rosenthal arrive for the Third Annual Artists Dinner on April 28, 2008, in New York. (AP Photo/Louis Lanzano)

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Sisters Haylie Duff, left, and Hilary Duff arrive to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival in New York on April 28, 2008. (AP Photo/Stuart Ramson)

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Haylie Duff arrives to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival in New York on April 28, 2008. (AP Photo/Stuart Ramson)

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Actress Marisa Tomei arrives to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival in New York on April 28, 2008. (AP Photo/Stuart Ramson)

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From (L) Marisa Tomei, co-producer Grace Loh, and Hilary Duff, arrive to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival in New York on April, 28, 2008. (AP Photo/Stuart Ramson)

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John McEnroe and wife Patty Smyth arrive to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival in New York on April 28, 2008. (AP Photo/Stuart Ramson)

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Montel Williams arrives to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival in New York on April 28, 2008. (AP Photo/Stuart Ramson)

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Leven Rambin arrives to the screening of the film titled 'War, Inc.,' as part of the Tribeca Film Festival in New York on April 28, 2008. (AP Photo/Stuart Ramson)